申请人:FUKUZAKI Eiji
公开号:US20120178928A1
公开(公告)日:2012-07-12
An organic electroluminescence device includes: a pair of electrodes; and at least one organic layer including a light emitting layer, the light emitting layer being provided between the pair of electrodes, wherein at least one layer of the at least one organic layer contains a compound represented by formula (1):
wherein each of Z
11
and Z
12
independently represents an aromatic heterocyclic ring or an aromatic hydrocarbon ring; R
11
represents a hydrogen atom or a substituent, provided that a plurality of R
11
s are the same or different; m represents an integer of 1 or more; and L
1
represents a single bond or an m-valent linking group and is linked to any one of C atoms in R
11
, Z
11
and Z
12
, provided that when m is 1, L
1
does not exist.
有机电致发光设备包括:一对电极;以及至少一个包括发光层的有机层,发光层位于一对电极之间,其中至少一个有机层包含由公式(1)表示的化合物:
其中,Z
11
和Z
12
各自独立地代表一个芳香杂环或一个芳香烃环;R
11
代表一个氢原子或一个取代基,多个R
11
可以相同或不同;m代表一个1或更多的整数;L
1
代表一个单键或一个m价的连接基团,并且连接到R
11
、Z
11
和Z
12
中的任意一个C原子上,当m为1时,L
1
不存在。